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Fault Code U0135

Code meaning, symptoms, possible causes, part number, and estimated cost.

U0135

Lost Communication With Differential Control Module

Severity: High

Code U0135 indicates a loss of communication between the main control module and the Differential Control Module. This can affect power distribution to the wheels, especially in 4x4 or rear-wheel drive vehicles.

Part Details

Part Name

Differential Control Module

Reference P/N (OEM)

N/A

General part number for this fault code — not necessarily for your specific vehicle

Estimated Cost

₪1000 - ₪4000

Engine Location

Undercarriage/Rear axle

Symptoms

  • 4x4/AWD warning light illuminated
  • Unusual noises from the differential
  • Traction or grip problems
  • Drivetrain system error messages

Possible Causes

  • 1Faulty or broken wiring
  • 2Loose electrical connector
  • 3Defective Differential Control Module
  • 4Software fault in the main control module

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